Which version?
If CS6: use the pattern editor.
http://helpx.adobe.com/illustrator/using/create-edit-patterns.html
Create vertical or horizontal stripes and rotate them after applying to the object.
(see rotate tool)
Which version?
If CS6: use the pattern editor.
http://helpx.adobe.com/illustrator/using/create-edit-patterns.html
Create vertical or horizontal stripes and rotate them after applying to the object.
(see rotate tool)